19446237

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{2377}}^1$

素因数の和:2490

約数の個数: 20

約数和(自身を含む): 29349276

約数和(自身を除く): 9903039

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2377, 2727, 7131, 8181, 21393, 64179, 192537, 240077, 720231, 2160693, 6482079, 19446237]

約数ペア:

[(1, 19446237), (3, 6482079), (9, 2160693), (27, 720231), (81, 240077), (101, 192537), (303, 64179), (909, 21393), (2377, 8181), (2727, 7131)]